The growth of some young raptorial birds
By: by E. Lowell Sumner, jr.
Series: University of California publications in zoology -- v. 40, no. 4
Publisher: University of California press
Published: 1933
Place of publication: Berkeley, Calif
Language: eng
Number of pages: 307
Subjects: Owls.; Eagles.
Notes: Cover title.

"Literature cited": p. 306-307.